Trying to add a few bits of mingw-w64. To be tested.

svn path=/nixpkgs/trunk/; revision=34228

pkgs/os-specific/windows/mingw-w64/default.nix

@@ -0,0 +1,35 @@
+{stdenv, fetchurl, binutilsCross ? null, gccCross ? null, onlyHeaders ? false}:
+
+let
+  name = "mingw-w64-2.0.3";
+in
+stdenv.mkDerivation (rec {
+  inherit name;
+
+  src = fetchurl {
+    url = "mirror://sourceforge/mingw-w64/mingw-w64-v2.0.3.tar.gz";
+    sha256 = "043jk6z90f9pxs9kfn6ckh2vlnbgcv6yfbp5ybahrj3z58dcijp5";
+  };
+
+} //
+(if onlyHeaders then {
+  name = name + "-headers";
+  preConfingure = ''
+    cd mingw-w64-headers
+  '';
+  configureFlags = "--without-crt --host=x86_64-w64-mingw32";
+
+  # I don't know what's that $host directory about, I put the
+  # files inside include as usual.
+  postInstall = ''
+    mv $out/x86_64-w64-mingw32/include/* $out/include
+    rm -R $out/x86_64-w64-mingw32
+  '';
+} else {
+  buildInputs = [ gccCross binutilsCross ];
+
+  crossConfig = gccCross.crossConfig;
+
+  dontStrip = true;
+})
+)